[PATCH] D64376: [MBP] Avoid tail duplication if it can't bring benefit

[David Li via Phabricator via llvm-commits]

davidxl added a comment.

Can you put an example (text CFG) showing cases where tailDup is bad -- possibly as a source comment?

Also some size saving and performance  numbers would be helpful.


Repository:
  rL LLVM

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D64376/new/

https://reviews.llvm.org/D64376